| Acronym | Definition |
|---|
| OCP | Open Collections Program |
| OCP | Over Current Protection |
| OCP | Open-Closed Principle (software engineering) |
| OCP | Office Cantonal de la Population (French) |
| OCP | Octacalcium Phosphate |
| OCP | Omni-Consumer Products (Robocop) |
| OCP | Ocular Cicatricial Pemphigoid |
| OCP | Obligatory Contour Principle |
| OCP | Oxford Concordance Program |
| OCP | Overland Common Point (shipping industry) |
| OCP | Old World Conference in Phonology |
| OCP | Orlando Christian Prep (Florida) |
| OCP | Open Catalog Protocol |
| OCP | Outside Context Problem |
| OCP | Optical Communications Products, Inc (Chatsworth, Ca) |
| OCP | Orthodox Community At Penn |
| OCP | Order Code Processor |
| OCP | Overclockers Comparison Page |
| OCP | Ocean and Climate Physics |
| OCP | Oasis Computer Products |
| OCP | One Car Pile-Up (UK punk band) |
| OCP | Old Colony Players |
| OCP | Oxfordshire Community Partnership |
| OCP | Office for Capital Programs |
| OCP | Oatmeal Cream Pie |
| OCP | Old City Publishing, Inc |
| OCP | OPSEC Certified Professional |
| OCP | Operational Computer Program |
| OCP | Optically Channelled Potentiator (Splinter Cell video game) |
| OCP | Office of Civilian Personnel |
| OCP | Ohio Cellular Products (Corporation) |
| OCP | Ova Cysts Parasites |
| OCP | Organic Chaos Productions |
| OCP | Organizational Consulting Psychology |
| OCP | Owners and Contractors Protective Liability Policy (Insurance) |
| OCP | Ordained Clergy Person |
| OCP | Online Campus Passau |
| OCP | Observable Critical Process |
| OCP | Observe Control Punish (gaming clan) |
| OCP | Operational Configuration Processing |
| OCP | Owston's Palm Civet Conservation Program |
| OCP | On Campus Promotions, Inc |
| OCP | Operations Control Panel |
| OCP | Outage Coordination Protocol |
| OCP | Office Copier Program |
| OCP | Obsessive Compulsive Poseur |
| OCP | Oxford Chemistry Primer |
| OCP | Organisation Consulting Partnership LLP (UK) |
| OCP | Ocean Color Pigment |
| OCP | Office of Capital Planning |
| OCP | Off-Campus Credit Programs |
| OCP | Outside Cable Plant |
| OCP | OSIS Communications Processor |
| OCP | Ontario Corn Producer |
| OCP | Outstanding Club President |
| OCP | Optical Controller Pack |
| OCP | Organizational Concept Plan |
| OCP | Operational Communications Plan |
| OCP | Out of Commission Parts |
| OCP | On Chip Parametric |
| OCP | Original Chris Parts |
| OCP | Over-Clocked Processor |
| OCP | Olympic Centennial Pager (Motorola) |
| OCP | Over-ground Car Park |
| OCP | Oral Contraceptive Pill |
| OCP | Oleoducto de Crudos Pesados (Ecuador) |
| OCP | Office of Contracting and Procurement (Washington DC) |
| OCP | Oil Circulating Pump |
| OCP | Optional Calling Plan |
| OCP | Oracle Certified Professional (PK) |
| OCP | One Community Partnership |
| OCP | Open Control Platform |
| OCP | Oregon Children's Plan |
| OCP | Ofcom Consumer Panel (UK) |
| OCP | Opera Company of Philadelphia |
| OCP | Office of Crime Prevention |
| OCP | Our Changing Planet |
| OCP | Other Consumer Protection |
| OCP | One-Component Plasma |
| OCP | Oracle Certified Partner (software) |
| OCP | Ontario College of Pharmacists (Canada) |
| OCP | Omaha Community Playhouse (Nebraska) |
| OCP | Official Community Plan |
| OCP | Operational Command Post |
| OCP | Oficina Central de Proyectos |
| OCP | One-Child Policy (China) |
| OCP | Old City Park |
| OCP | Out Causing Panic (gang) |
| OCP | Open Circuit Potential |
| OCP | Orbital Commerce Project (Oviedo, FL) |
| OCP | Oracle Certification Program |
| OCP | Organochlorine Pesticide |
| OCP | Optical Control Plane (Sprint) |
| OCP | Onchocerciasis Control Program |
| OCP | Open Core Protocol |
| OCP | Omni Consumer Products |
| OCP | Oregon Catholic Press |
| OCP | Official City Plan (Canada) |
| OCP | Office of Commercial Programs (NASA) |
| OCP | Optimal Control Problem |